Home / 1,008,071.90-1,510,552.65-874,324.70

Finding the Fourth Proportional to 1,008,071.90, 1,510,552.65 and 874,324.70

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Solution

The fourth proportional to 1,008,071.90, 1,510,552.65 and 874,324.70 is: 1,310,138.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,071.90 : 1,510,552.65 = 874,324.70 : x
  2. Step 2: Convert to fraction form
    1,008,071.90/1,510,552.65 = 874,324.70/x
  3. Step 3: Cross multiply
    1,008,071.90x = 1,510,552.65 × 874,324.70
  4. Step 4: Simplify right side
    1,008,071.90x = 1,320,713,492,545.45
  5. Step 5: Solve for x
    x = 1,320,713,492,545.45/1,008,071.90
  6. Step 6: Final answer
    x = 1,310,138.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.